Commonly used tools for testing.

Open-Source Tools:

• Selenium WebDriver: A popular tool for automating web browsers, supporting multiple programming languages like Java, Python, C#, and JavaScript.

• Appium: A test automation framework for native, hybrid, and web apps across different platforms (iOS, Android, Windows).

• Cypress: A modern JavaScript end-to-end testing framework for web applications, known for its ease of use and real-time reloading.

• TestNG: A testing framework for Java, providing annotations, grouping, and parallel execution capabilities.

• JUnit: A popular unit testing framework for Java.

Commercial Tools:

• Selenium Grid: A tool for distributing test execution across multiple machines and browsers, accelerating test execution.

• Sauce Labs: A cloud-based platform for testing web and mobile applications across various browsers, devices, and operating systems.

• TestComplete: A functional testing tool from SmartBear Software, supporting desktop, web, and mobile applications.

• Ranorex Studio: Another commercial functional testing tool, offering a codeless interface and integration with various frameworks.

• HPE Unified Functional Testing (UFT): A robust functional testing tool from Hewlett Packard Enterprise, supporting various technologies and platforms.

API Testing Tools:

• Postman: A popular API development and testing platform, offering a user-friendly interface and features for API testing.

• SoapUI: A functional testing tool for SOAP and REST APIs, providing features like mocking, load testing, and security testing.

• JMeter: Originally designed for performance testing, JMeter can also be used for API testing.

Performance Testing Tools:

• Apache JMeter: A popular open-source performance testing tool for web applications and APIs.

• Gatling: A high-performance load testing tool written in Scala.

• LoadRunner: A commercial performance testing tool from Micro Focus.

Note: The best tool for your specific needs will depend on factors such as the type of application you're testing, the programming language you use, and your team's expertise. It's often a good practice to evaluate multiple tools before making a decision.